erwin redlenner, he has studied how hospitals handled katrina. he knows everything, really, about disaster preparedness. and doctor, i have to ask you this. we've seen a lot of businesses, big businesses like goldman sachs, big buildings downtown on generator power. they're up and running. why not a hospital? >> well, it's not clear why not a hospital. and one of the problems here is initially, years ago, we had generators in the basements of hospitals, which is obviously something that doesn't really work, because when they get flooded, the generators go out. so they moved the generators up to higher elevations, but leave the fuel pumps down in the basement. and those fuel pumps are susceptible to flooding. it's just a detail that turns the out to be extraordinarily important when the time comes to actually use those generators. >> seems like a crucial detail right now. the president of new york city is helping the hospital corporation, asked by cnn's erin burnett last night, if hospitals were ready for this. let's listen to his answer. >> well,